. >>> new study i referred doctor sharon levine, from san francisco, associated executive director of kaiser permanenty. that new study refers to schizophrenia and the new drug it was found is better than the existing drug, right? >> yes, that's right this. is a very important studdy and it demonstrated in a large population that the older antipsychotic drug, heldol, was more affective than the newer category called a typical antipsychotics. and it really speaks to the fact that we have a buys, all of us, consumers, physicians, we assume that new means improved. and in fact, what is really true is that needs to be established by solid evidence and not just assumption. this is a very important study for the federal government. very important study for state government. because this category of drugs is a substantial expense for the medicaid program. >> what's the cost between haldol and the new drug that came out? >> it's a difference between haldol and a entire category, the a typical antisigh cotics. it's a many expense. that doesn't mean haldol is the right drug for every patient bu